Disk IO tuning of Oracle OLTP database applications is very difficult because very short operations are constantly occurring. SQL tasks and select operations are very short in manner. Means we can say that, only index scanning operations are more than full table scan operations.

Tuning of disk IO is very critical for every Oracle server. Some expert system admin prefers disk caching using read ahead caches configuration at server. This read ahead caches techniques is successfully eliminate heavy disk IO operations. But in some application is not helpful to cut down physical reads of server side.

New article has been published to provide more detail explanation of read ahead caching useful for Oracle OLTP or not. Dbametrix has goal to provide exclusive Oracle DBA tips in every aspect and topics which you can’t find anywhere else.

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